Aquatic helmet



FIG. 1 is a front and left side perspective view of an aquatic helmet showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a front and right side perspective view thereof.

The details shown in broken lines in FIGS. 1-6 are for environmental purposes only and form no part of the claimed design. 

CLAIM I claim the ornamental design of an aquatic helmet, shown and described. 